package jm.nj.demo04mian.demo11;

public class Demo {
    public static void main(String[] args) {
        XiaoXueStudent xxs = new XiaoXueStudent();
        xxs.abc();
        //public权限在当下项目下的所有类中都可以使用
        System.out.println(xxs.weight);
        xxs.show4();
    }
}
